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Heart rate variability (HRV) is a practical and noninvasive measure of autonomic nervous system activity, which plays an essential role in cardiovascular health. However, using HRV to assess physiology status is challenging. Even in…

Signal Processing · Electrical Eng. & Systems 2022-03-24 Jiacheng Zhu , Gregory Darnell , Agni Kumar , Ding Zhao , Bo Li , Xuanlong Nguyen , Shirley You Ren

Random Matrix Theory (RMT) is applied to analyze the weight matrices of Deep Neural Networks (DNNs), including both production quality, pre-trained models such as AlexNet and Inception, and smaller models trained from scratch, such as…

Machine Learning · Computer Science 2019-01-25 Charles H. Martin , Michael W. Mahoney

The purpose of feature extraction on convolutional neural networks is to reuse deep representations learnt for a pre-trained model to solve a new, potentially unrelated problem. However, raw feature extraction from all layers is unfeasible…

Neural and Evolutionary Computing · Computer Science 2019-11-11 Victor Gimenez-Abalos , Armand Vilalta , Dario Garcia-Gasulla , Jesus Labarta , Eduard Ayguadé

The development of personalized human head models from medical images has become an important topic in the electromagnetic dosimetry field, including the optimization of electrostimulation, safety assessments, etc. Human head models are…

Image and Video Processing · Electrical Eng. & Systems 2020-02-24 Essam A. Rashed , Jose Gomez-Tames , Akimasa Hirata

Recently, with the advance of deep Convolutional Neural Networks (CNNs), person Re-Identification (Re-ID) has witnessed great success in various applications. However, with limited receptive fields of CNNs, it is still challenging to…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Guowen Zhang , Pingping Zhang , Jinqing Qi , Huchuan Lu

Telepresence aims to create an immersive but virtual experience of the audio and visual scene at the far end for users at the near end. In this contribution, we propose an array-based binaural rendering system that converts the array…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-07 Yicheng Hsu , Chenghumg Ma , Mingsian R. Bai

Scaling machine learning methods to very large datasets has attracted considerable attention in recent years, thanks to easy access to ubiquitous sensing and data from the web. We study face recognition and show that three distinct…

Computer Vision and Pattern Recognition · Computer Science 2015-04-21 Yaniv Taigman , Ming Yang , Marc'Aurelio Ranzato , Lior Wolf

Most existing sound field reconstruction methods target point-to-region reconstruction, interpolating the Acoustic Transfer Functions (ATFs) between a fixed-position sound source and a receiver region. The applicability of these methods is…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-28 Xingyu Chen , Sipei Zhao , Fei Ma , Eva Cheng , Ian S. Burnett

Deep Neural Network (DNN) has recently achieved outstanding performance in a variety of computer vision tasks, including facial attribute classification. The great success of classifying facial attributes with DNN often relies on a massive…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Ni Zhuang , Yan Yan , Si Chen , Hanzi Wang , Chunhua Shen

This paper investigates a self-adaptation method for speech enhancement using auxiliary speaker-aware features; we extract a speaker representation used for adaptation directly from the test utterance. Conventional studies of deep neural…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-17 Yuma Koizumi , Kohei Yatabe , Marc Delcroix , Yoshiki Masuyama , Daiki Takeuchi

The investigation of the similarity between artists and music is crucial in music retrieval and recommendation, and addressing the challenge of the long-tail phenomenon is increasingly important. This paper proposes a Long-Tail Friendly…

Sound · Computer Science 2023-09-11 Haoran Xiang , Junyu Dai , Xuchen Song , Furao Shen

This work investigates the unexplored usability of self-supervised representation learning in the direction of functional knowledge transfer. In this work, functional knowledge transfer is achieved by joint optimization of self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Prakash Chandra Chhipa , Muskaan Chopra , Gopal Mengi , Varun Gupta , Richa Upadhyay , Meenakshi Subhash Chippa , Kanjar De , Rajkumar Saini , Seiichi Uchida , Marcus Liwicki

Accurate and reliable identification of the relative transfer functions (RTFs) between microphones with respect to a desired source is an essential component in the design of microphone array beamformers, specifically when applying the…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-19 Daniel Levi , Amit Sofer , Sharon Gannot

Human Activity Recognition (HAR) benefits various application domains, including health and elderly care. Traditional HAR involves constructing pipelines reliant on centralized user data, which can pose privacy concerns as they necessitate…

Recent advances in Neural Radiance Fields (NeRF) have demonstrated promising results in 3D scene representations, including 3D human representations. However, these representations often lack crucial information on the underlying human pose…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Arnab Dey , Di Yang , Rohith Agaram , Antitza Dantcheva , Andrew I. Comport , Srinath Sridhar , Jean Martinet

There are limitations on the extent to which manually constructed mathematical models can capture relevant aspects of legged locomotion. Even simple models for basic behaviors such as running involve non-integrable dynamics, requiring the…

Robotics · Computer Science 2015-01-23 İsmail Uyanık , Mustafa Mert Ankaralı , Noah J. Cowan , Ömer Morgül , Uluç Saranlı

This work presents a novel domain adaption paradigm for studying contrastive self-supervised representation learning and knowledge transfer using remote sensing satellite data. Major state-of-the-art remote sensing visual domain efforts…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Muskaan Chopra , Prakash Chandra Chhipa , Gopal Mengi , Varun Gupta , Marcus Liwicki

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

Image and Video Processing · Electrical Eng. & Systems 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

This letter presents a novel high impedance fault (HIF) detection approach using a convolutional neural network (CNN). Compared to traditional artificial neural networks, a CNN offers translation invariance and it can accurately detect HIFs…

Signal Processing · Electrical Eng. & Systems 2019-04-19 Rui Fan , Tianzhixi Yin

In this study, we propose the convolutional recurrent neural network and transfer learning (CRNNTL) for QSAR modelling. The method was inspired by the applications of polyphonic sound detection and electrocardiogram classification. Our…

Quantitative Methods · Quantitative Biology 2021-09-09 Yaqin Li , Yongjin Xu , Yi Yu